q$5\mathrm{.}1[4$ pts$]$: At time$-$stamp $1684276562\mathrm{.}314195,$ the web server receives a request for file $935.$json $($a read syscall$).$ After a few syscalls, the web server sends back data to the client via the writev syscall. Based on reading the man page for this syscall, determine the HTTP data payload overhead, that is$,$ the percentage of bytes sent back that are not bytes of the JSON content requested by the user.